Drink vending machine



FIG. 1 is a front perspective view of a drink vending machine showing our new design.

FIG. 2 is a front plan view thereof.

FIG. 3 is a left side elevation view thereof. The right side elevation view is a mirror image of FIG. 3; and,

FIG. 4 is a top plan view thereof. 

The ornamental design for a drink vending machine, as shown and described. 